| | | 1 | | //======================================================================= |
| | | 2 | | // MixedColliderKey.cs |
| | | 3 | | //======================================================================= |
| | | 4 | | // MIT License, Copyright (c) 2026–present David Oravsky (mrdav30) |
| | | 5 | | // See LICENSE file in the project root for full license information. |
| | | 6 | | //======================================================================= |
| | | 7 | | |
| | | 8 | | using System.Runtime.CompilerServices; |
| | | 9 | | |
| | | 10 | | namespace Gravitas; |
| | | 11 | | |
| | | 12 | | /// <summary> |
| | | 13 | | /// Stable mixed-dimension broad-phase identity for one 3D collider and one 2D collider. |
| | | 14 | | /// </summary> |
| | | 15 | | internal readonly struct MixedColliderKey |
| | | 16 | | { |
| | | 17 | | [MethodImpl(MethodImplOptions.AggressiveInlining)] |
| | | 18 | | public MixedColliderKey(int collider3DId, int collider2DId) |
| | | 19 | | { |
| | 188 | 20 | | SwiftThrowHelper.ThrowIfNegative(collider3DId, nameof(collider3DId)); |
| | 188 | 21 | | SwiftThrowHelper.ThrowIfNegative(collider2DId, nameof(collider2DId)); |
| | 188 | 22 | | Collider3DId = collider3DId; |
| | 188 | 23 | | Collider2DId = collider2DId; |
| | 188 | 24 | | Key = CreateKey(collider3DId, collider2DId); |
| | 188 | 25 | | } |
| | | 26 | | |
| | | 27 | | public int Collider3DId { get; } |
| | | 28 | | |
| | | 29 | | public int Collider2DId { get; } |
| | | 30 | | |
| | | 31 | | public ulong Key { get; } |
| | | 32 | | |
| | | 33 | | [MethodImpl(MethodImplOptions.AggressiveInlining)] |
| | | 34 | | public static ulong CreateKey(int collider3DId, int collider2DId) => |
| | 4597 | 35 | | ((ulong)(uint)collider3DId << 32) | (uint)collider2DId; |
| | | 36 | | } |